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gdbstub: Simplify gdb_init_cpu() logic

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Ensure we either set gdb_num_core_regs or have a XML file.
We shouldn't modify CPUClass content, so mark it const.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Link: https://lore.kernel.org/qemu-devel/20260310232045.58440-7-philmd@linaro.org
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé
2026-03-11 00:20:34 +01:00
committed by Pierrick Bouvier
parent 29e30df3f3
commit 3b6cf87d42
1 changed files with 3 additions and 5 deletions
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8
gdbstub/gdbstub.c
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@@ -582,22 +582,20 @@ static const char *gdb_get_core_xml_file(CPUState *cpu)
void gdb_init_cpu(CPUState *cpu)
{
CPUClass *cc = cpu->cc;
const CPUClass *cc = cpu->cc;
const GDBFeature *feature;
const char *xmlfile = gdb_get_core_xml_file(cpu);
cpu->gdb_regs = g_array_new(false, false, sizeof(GDBRegisterState));
if (xmlfile) {
assert(!cc->gdb_num_core_regs);
feature = gdb_find_static_feature(xmlfile);
gdb_register_feature(cpu, 0,
cc->gdb_read_register, cc->gdb_write_register,
feature);
assert(!cc->gdb_num_core_regs);
cpu->gdb_num_regs = cpu->gdb_num_g_regs = feature->num_regs;
}
if (cc->gdb_num_core_regs) {
} else {
cpu->gdb_num_regs = cpu->gdb_num_g_regs = cc->gdb_num_core_regs;
}
}